colorado-gov/highway-grades-in-colorado-2021-jr8i-33tp
 
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Updated 6 hours ago
‧
Indexed 28 minutes ago

Highway Grades in Colorado 2021

Highway grades in sections across Colorado. Contains detailed data for state highways, including grades from the Colorado Department of Transportation (CDOT).

Columns

NameSocrata field nameColumn name in sgr mountData typeDescription
ROUTErouterouteTextCDOT route identifier
REFPTrefptrefptNumberbegin reference point (related to mileposts)
ENDREFPTendrefptendrefptNumberend reference point (related to mileposts)
RUNLENGTH_FROMrunlength_fromrunlength_fromNumberbegin measure
RUNLENGTH_TOrunlength_torunlength_toNumberend measure
SEG_LENGTHseg_lengthseg_lengthNumbersegment length in miles
GRADE_UPDATEYRgrade_updateyrgrade_updateyrNumberdate of grade data collection
PRIGRADEprigradeprigradeNumbergrade measurement in percent in primary direction
PRIGRADECLASSprigradeclassprigradeclassTextgrade classification in primary direction
SECGRADEsecgradesecgradeNumbergrade measurement in percent in secondary direction
SECGRADECLASSsecgradeclasssecgradeclassTextgrade classification in secondary direction
OBJECTIDobjectidobjectidNumberEsri auto generated unique identifier
Upstream Metadata
GeospatialCollection MethodProf Grade GPS (sub-meter)Horizontal AccuracyNot specifiedCoordinate System DisclaimerNot specifiedHorizontal Coordinate SystemNot specifiedWeb Display Coordinate SystemNot specified
Data QualityExpected Update FrequencyManual - annual - 3-4 update cycle
Data UpdatesUpdate TypeManual - annual - 3-4 update cycleUpdate MethodNot specifiedUpdate ScheduleNot specifiedSource Update ScheduleNot specifiedTotal Records At Initial Publish87,627
Data DescriptionSingle RowGrade data per road segment. Collection ModeGPS, digitzing from aerial photographyLong DescriptionThis dataset contains all roadway segments that are under CDOT’s jurisdiction. This data is collected for the State’s public roadway inventory to meet Federal reporting requirements for the Highway Performance Monitoring System (HPMS). Fields describe roadway segments identified by beginning and ending measured points, plus fields that store various data related to curves. Collection MethodTo measure horizontal curvature, Fugro Roadware utilizes high accuracy Trimble GPS (+/- 2 feet) and the Applanix POS LV System.Newest Record in Dataset2018Oldest Record in Dataset2016Data Collection InstrumentNot specifiedField Names, comma delimitedroute, refpt, endrefpt, runlength_from, runlength_to, seg_length, curve_updateyr, pricurve, pricurveclass, seccurve, seccurveclass, grade_updateyr, prigrade, prigradeclass, secgrade, secgradeclass, objectidDate of Initial Dataset Creation2016 for curve data, 2018 for grade data
Dataset CoverageGranularityNot specifiedUnit of AnalysisVector Line DataGeographic CoverageState
Contributing Agency InformationCitationCDOT - Colorado Department of TransportationData SourceGRDMS - Geographic Roadway Database Management SystemAgency Program Pagehttps://dtdapps.coloradodot.info/otisAgency Data Series Pagehttps://dtdapps.coloradodot.info/otis/HighwayData
Additional Dataset DocumentationData DictionaryNot specifiedAdditional MetadataNot specifiedTechnical DocumentationNot specified

About

Highway Grades in Colorado 2021
6 hours ago (updated)
28 minutes ago (indexed)

Topics

  • attributes
  • bic
  • cdos
  • cdot
  • curves
  • + 11

Sources

  • Colorado Information Marketplace - Highway Grades in Colorado 2021
  • CDOT (creator)

License

Public Domain